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MCAT Word List # MCAT/W115

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Description of cyst (noun: plural: cysts)
a membrane lined vesicle or sac

Samples of cyst
Cysts can grow on the surface or deep inside anatomical structures.



   
Description of bond (noun: plural: bonds)
the attractive force that connects atoms together as a molecule or ions as a crystal

Samples of bond
Bonds can be single, double or covalent.



   
Description of gas-liquid chromatography (GLC) (noun: no plural)
a sensitive method for analyzing liquid mixtures

Samples of gas-liquid chromatography (GLC)
An application of GLC is measuring the alcohol level in blood or urine.

Determination of gas-liquid chromatography (GLC)
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of half-life (noun: no plural)
the time taken for the body to excrete half a given amount of drug; the time taken for half of the atoms in a radioactive sample to decay

Samples of half-life
A half-life of a chemical reaction is the time taken for the concentration of one of the reactants to fall by half.



   
Description of coccus (noun: plural: cocci)
spherical-shaped bacterium

Samples of coccus
Staphylococci are gram-positive cocci.



   
Description of electron microscope (noun: plural: electron microscopes)
microscope which can magnify an object over 250; 000 times so that you can see the fine details of cells

Samples of electron microscope
The electron microscope is a powerful invention which has helped study cell structure closely.

Determination of electron microscope
Dictionary.com · Cambridge Dictionaries · Merriam-Webster · Onelook.com


   
Description of antigen (noun: plural: antigens)
any substance the body reacts to as foreign or harmful, by producing an antibody against it

Samples of antigen
Most antigens are large proteins or carbohydrate.



   
Description of coma (noun: no plural)
unconscious state

Samples of coma
A person in a coma is not dead.



   
Description of headache (noun: plural: headaches)
pain in the head area

Samples of headache
Painkillers are useful if you have a headache.



   
Description of charge (noun: no plural)
chracteristic of matter resposnsible for all electric phenomena; the measurement of this charactersitic

Samples of charge
The difference between the number of electrons and the number of valence elctrons of an atom is the formal charge.



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